What is Sei (SEI)?
Sei is a high-performance Layer 1 blockchain that scales the EVM with parallelized execution, enabling faster transactions, low fees, and seamless smart contract deployment. Sei removes traditional blockchain bottlenecks while maintaining full Ethereum compatibility. The upcoming Giga upgrade will deliver 50x improvements in EVM throughput, optimizing execution, consensus, and storage to push blockchain performance to web2 levels.
Where can you buy Sei?
Sei (SEI) is traded on a wide range of centralized and decentralized exchanges. The most liquid markets for SEI sit on tier-1 venues - the sort of exchanges where institutional desks and professional market makers rebalance continuously - which is what keeps the spread tight and the last price tied closely to fair value.
The price and 24-hour volume on this page combine the exchanges ReadPrices tracks for SEI. Before you trade, compare the fee schedule and the order-book depth on the venue you plan to use: the same coin can cost noticeably more to buy on a thin market.